A great company company doesn’t come cheap. It’s a long road to a billion dollar company.But there are great companies out there that have done it and reaping the benefits that comes with success. These startups mentioned are valued in billions. The infographic below shows the year these startups were founded, estimated value, number of employees and total capital raised. Some of the billion dollar companies mentioned in this infographic includes Twitter, Workday, Dropbox, Groupon, Square, HomeAway, Spotify, Zynga, Airbnb, Box, Evernote and Instagram.